Feat/BOOK-293 button adjustments

* feat(BOOK-293): Adjusted padding of the buttons to match Figma design
* feat(BOOK-293): Updated variants for IconButton
* feat(BOOK-113): Updated focus indicators on buttons and added default focus ring color
* feat(BOOK-293): Replaced buttons inside booking widget

Approved-by: Christel Westerberg

packages/booking-flow/lib/components/BookingWidget/GuestsRoomsPicker/Counter/index.tsx

@@ -25,9 +25,8 @@ export default function Counter({
     <div className={styles.counterContainer}>
       <IconButton
         className={styles.counterBtn}
-        onClick={handleOnDecrease}
-        theme="Inverted"
-        style="Elevated"
+        onPress={handleOnDecrease}
+        variant="Elevated"
         isDisabled={disableDecrease}
       >
         <MaterialIcon icon="remove" color="CurrentColor" />
@@ -37,9 +36,8 @@ export default function Counter({
       </Typography>
       <IconButton
         className={styles.counterBtn}
-        onClick={handleOnIncrease}
-        theme="Inverted"
-        style="Elevated"
+        onPress={handleOnIncrease}
+        variant="Elevated"
         isDisabled={disableIncrease}
       >
         <MaterialIcon icon="add" color="CurrentColor" />